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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Property and Equipment, Comprehensive Income, Provision for Income Taxes and Commitments and Contingencies (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Comprehensive Income [Abstract]          
Other comprehensive income $ 0 $ 0 $ 0 $ 0  
Income Taxes [Abstract]          
Unrecognized tax benefits $ 0   $ 0   $ 0
Commitments and Contingencies [Abstract]          
Additional lease term extension period 1 year   1 year    
Monthly base rent     $ 11,500    
Notice period to cancel lease agreements     3 months    
Rent expense $ 34,000 $ 32,000 $ 67,000 $ 65,000  
Minimum [Member]          
Property and Equipment [Abstract]          
Estimated useful life     5 years    
Maximum [Member]          
Property and Equipment [Abstract]          
Estimated useful life     10 years